Can you identify any discrete variables? What are their data types in R?
customer_data <- read_csv("customer_data.csv", show_col_types = FALSE)
glimpse(customer_data)
## Rows: 10,531
## Columns: 14
## $ customer_id <dbl> 1001, 1002, 1003, 1004, 1005, 1006, 1007, 1008, 1009, 1…
## $ birth_year <dbl> 1971, 1970, 1988, 1984, 1987, 1994, 1968, 1994, 1958, 1…
## $ gender <chr> "Female", "Female", "Male", "Other", "Male", "Male", "M…
## $ income <dbl> 73000, 31000, 35000, 64000, 58000, 164000, 39000, 69000…
## $ credit <dbl> 742.0827, 749.3514, 542.2399, 573.9358, 644.2439, 553.6…
## $ married <chr> "No", "Yes", "No", "Yes", "No", "Yes", "No", "No", "No"…
## $ college_degree <chr> "No", "No", "No", "Yes", "Yes", "Yes", "No", "No", "No"…
## $ region <chr> "South", "West", "South", "Midwest", "West", "Midwest",…
## $ state <chr> "DC", "WA", "AR", "MN", "HI", "MN", "MN", "KY", "NM", "…
## $ review_id <dbl> 933551, NA, NA, NA, 501318, 109125, NA, 1959683, NA, 19…
## $ star_rating <dbl> 4, NA, NA, NA, 5, 2, NA, 5, NA, 5, NA, 5, NA, NA, NA, N…
## $ review_time <chr> "06 11, 2015", NA, NA, NA, "03 25, 2008", "06 7, 2013",…
## $ review_title <chr> "Four Stars", NA, NA, NA, "Great Product!!", "Not at al…
## $ review_text <chr> "everything's fine", NA, NA, NA, "I looked all over the…